81678848

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{5501}}^1$

素因数の和:5548

約数の個数: 40

約数和(自身を含む): 168856380

約数和(自身を除く): 87177532

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1856, 3712, 5501, 7424, 11002, 14848, 22004, 44008, 88016, 159529, 176032, 319058, 352064, 638116, 704128, 1276232, 1408256, 2552464, 2816512, 5104928, 10209856, 20419712, 40839424, 81678848]

約数ペア:

[(1, 81678848), (2, 40839424), (4, 20419712), (8, 10209856), (16, 5104928), (29, 2816512), (32, 2552464), (58, 1408256), (64, 1276232), (116, 704128), (128, 638116), (232, 352064), (256, 319058), (464, 176032), (512, 159529), (928, 88016), (1856, 44008), (3712, 22004), (5501, 14848), (7424, 11002)]